1TB WD RE4, 3.5" SATA II, 64MB Cache, 7200RPM, 730g
Western Digital 500GB WD RE4, 500 GB, 7200 RPM, 64 MB, 3.5", Serial ATA II
Western Digital 500GB WD RE4. Hard drive capacity: 500 GB, Hard drive speed: 7200 RPM, Storage drive buffer size: 64 MB, Hard drive size: 3.5", Interface: Serial ATA II